summaryrefslogtreecommitdiff
path: root/digital/avr/make/Makefile.avr
diff options
context:
space:
mode:
Diffstat (limited to 'digital/avr/make/Makefile.avr')
-rw-r--r--digital/avr/make/Makefile.avr121
1 files changed, 121 insertions, 0 deletions
diff --git a/digital/avr/make/Makefile.avr b/digital/avr/make/Makefile.avr
new file mode 100644
index 00000000..b063fe53
--- /dev/null
+++ b/digital/avr/make/Makefile.avr
@@ -0,0 +1,121 @@
+# Makefile.avr - AVR part Makefile.
+#
+# Flags.
+
+AVR_CFLAGS := $(CFLAGS) -mmcu=$(AVR_MCU)
+AVR_ASFLAGS := $(ASFLAGS) -mmcu=$(AVR_MCU)
+AVR_CPPFLAGS := $(CPPFLAGS) $(AVR_DEFS)
+AVR_LDFLAGS := $(LDFLAGS)
+AVR_LDLIBS := $(LDLIBS) $(AVR_LIBS)
+
+AVR_CC := avr-gcc
+AVR_OBJCOPY := avr-objcopy
+AVR_OBJDUMP := avr-objdump
+AVR_COMPILE.c = $(AVR_CC) $(AVR_CFLAGS) $(AVR_CPPFLAGS) -c
+ifdef L
+AVR_COMPILE.c += -Wa,-adhlns=$(@:%.avr.o=%.c.avr.lst)
+endif
+AVR_COMPILE.S := $(AVR_CC) $(AVR_ASFLAGS) $(AVR_CPPFLAGS) -c
+AVR_LINK.o := $(AVR_CC) $(AVR_CFLAGS) $(AVR_LDFLAGS)
+
+# Main rules.
+
+avr: elf lst hex
+
+simu: simuelf
+
+.PHONY: avr simu clean.avr elf simuelf lst \
+ text hex srec bin eeprom ehex esrec ebin
+
+# General rules.
+
+AVR_PROGS += $(PROGS)
+AVR_ELFS := $(AVR_PROGS:%=%.avr.elf)
+AVR_SIMU_ELFS := $(SIMU_PROGS:%=%.avr.simu.elf)
+AVR_SOURCES := $(filter-out %.host.c,$(ALL_SOURCES))
+AVR_C_SOURCES := $(filter %.c,$(AVR_SOURCES))
+AVR_S_SOURCES := $(filter %.S,$(AVR_SOURCES))
+AVR_OBJECTS := $(AVR_C_SOURCES:%.c=%.avr.o) $(AVR_S_SOURCES:%.S=%.avr.o)
+AVR_SIMU_OBJECTS := $(AVR_OBJECTS:%.avr.o=%.avr.simu.o)
+
+elf: $(AVR_ELFS)
+simuelf: $(AVR_SIMU_ELFS)
+lst: $(AVR_PROGS:%=%.avr.lst)
+
+define AVR_PROG_template
+$(1).avr.elf: $$(patsubst %.S,%.avr.o,$$(patsubst %.c,%.avr.o,\
+ $$(filter-out %.host.c,$$($(1)_SOURCES))))
+$(1).avr.simu.elf: $$(patsubst %.S,%.avr.simu.o,$$(patsubst %.c,%.avr.simu.o,\
+ $$(filter-out %.host.c,$$($(1)_SOURCES))))
+endef
+
+$(foreach prog,$(AVR_PROGS),$(eval $(call AVR_PROG_template,$(prog))))
+
+$(AVR_ELFS) $(AVR_SIMU_ELFS):
+ $(AVR_LINK.o) $^ $(AVR_LDLIBS) -o $@
+
+%.avr.lst: %.avr.elf
+ $(AVR_OBJDUMP) -h -S $< > $@
+
+%.avr.o: %.c
+ $(AVR_COMPILE.c) -o $@ $<
+
+%.avr.simu.o: %.c
+ $(AVR_COMPILE.c) -DSIMU=1 -o $@ $<
+
+%.avr.o: %.S
+ $(AVR_COMPILE.S) -o $@ $<
+
+%.avr.simu.o: %.S
+ $(AVR_COMPILE.S) -DSIMU=1 -o $@ $<
+
+# Dependency checking.
+-include $(AVR_OBJECTS:%.avr.o=%.avr.d)
+-include $(AVR_SIMU_OBJECTS:%.avr.simu.o=%.avr.d)
+
+# Rules for building the .text rom images.
+
+TEXTS := $(AVR_PROGS:%=%.hex) $(AVR_PROGS:%=%.bin) $(AVR_PROGS:%=%.srec)
+
+text: hex
+
+hex: $(AVR_PROGS:%=%.hex)
+bin: $(AVR_PROGS:%=%.bin)
+srec: $(AVR_PROGS:%=%.srec)
+
+%.hex: %.avr.elf
+ $(AVR_OBJCOPY) -j .text -j .data -O ihex $< $@
+
+%.srec: %.avr.elf
+ $(AVR_OBJCOPY) -j .text -j .data -O srec $< $@
+
+%.bin: %.avr.elf
+ $(AVR_OBJCOPY) -j .text -j .data -O binary $< $@
+
+# Rules for building the .eeprom rom images.
+
+EEPROMS := $(AVR_PROGS:%=%_eeprom.hex) $(AVR_PROGS:%=%_eeprom.bin) \
+ $(AVR_PROGS:%=%_eeprom.srec)
+
+eeprom: ehex
+
+ehex: $(AVR_PROGS:%=%_eeprom.hex)
+ebin: $(AVR_PROGS:%=%_eeprom.bin)
+esrec: $(AVR_PROGS:%=%_eeprom.srec)
+
+%_eeprom.hex: %.avr.elf
+ $(AVR_OBJCOPY) -j .eeprom --change-section-lma .eeprom=0 -O ihex $< $@
+
+%_eeprom.srec: %.avr.elf
+ $(AVR_OBJCOPY) -j .eeprom --change-section-lma .eeprom=0 -O srec $< $@
+
+%_eeprom.bin: %.avr.elf
+ $(AVR_OBJCOPY) -j .eeprom --change-section-lma .eeprom=0 -O binary $< $@
+
+# Cleaning.
+
+clean.avr:
+ rm -f *.avr.o *.avr.d $(AVR_ELFS) \
+ *.avr.simu.o *.avr.simu.d $(AVR_SIMU_ELFS) \
+ *.avr.lst *.avr.map $(TEXTS) $(EEPROMS)
+